www.cogentco.com 網站分析
www.cogentco.com - 基本信息
www.cogentco.com - 頁面信息
標題:
Cogent CommunicationsMeta 關鍵詞:
Internet Service Provider, ISP, Dedicated Internet Access, IP Transit, Bandwidth, Ethernet Point-to-Point, Ethernet MPLS, Colocation, Data Center, Tier 1 Network, Global Backbone, Wholesale Bandwidth, Interconnected Network, IP Backbone, Fiber Internet, Business Internet, Local Area Network, Wide Area Network, Carrier Ethernet, Packet Delivery, Network Availability, Low Latency, Network Performance, Ethernet Private Line, Ethernet TransportMeta 描述信息:
Cogent is one of the world's largest Internet Service Providers, delivering high-quality Internet, Ethernet and Colocation services.H1:
未知內部鏈接:
32 (0 nofollow)外部鏈接:
8 (0 nofollow)www.cogentco.com - 建站技術
服務器:
Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.2.31
SSL 安全:
不可用robots.txt:
不可用XML 站點地圖:
不可用Gzip 壓縮:
不可用favicon.ico:
不可用www.cogentco.com - HTTP Head 分析
HTTP 協議採用了請求與響應模型，通過HTTP Header 定義了HTTP 傳輸過程中的必要參數。瀏覽器（例如Internet Explorer, Google Chrome, Firefox 等）並不會顯示HTTP header 字段的內容，下面是網站www.cogentco.com 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Thu, 02 Jul 2020 07:21:30 GMT
Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.2.31
X-Content-Type-Options: nosniff
X-Powered-By: PHP/7.2.31
Set-Cookie: 491279abbe18cba71970354c6e008ad1=k18kpqgfdtcvq4n55p8m81k1rj; path=/; HttpOnly
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Last-Modified: Thu, 02 Jul 2020 07:21:31 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Location: https://www.cogentco.com/en/
Content-Length: 0
Content-Type: text/html; charset=utf-8
HTTP/1.1 200 OK
Date: Thu, 02 Jul 2020 07:21:31 GMT
Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.2.31
X-Content-Type-Options: nosniff
X-Powered-By: PHP/7.2.31
Set-Cookie: 491279abbe18cba71970354c6e008ad1=m0j39s6bfejpbpd7h8m9g6ude0; path=/; HttpOnly
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Last-Modified: Thu, 02 Jul 2020 07:21:31 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Transfer-Encoding: chunked
Content-Type: text/html; charset=utf-8
Date: Thu, 02 Jul 2020 07:21:30 GMT
Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.2.31
X-Content-Type-Options: nosniff
X-Powered-By: PHP/7.2.31
Set-Cookie: 491279abbe18cba71970354c6e008ad1=k18kpqgfdtcvq4n55p8m81k1rj; path=/; HttpOnly
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Last-Modified: Thu, 02 Jul 2020 07:21:31 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Location: https://www.cogentco.com/en/
Content-Length: 0
Content-Type: text/html; charset=utf-8
HTTP/1.1 200 OK
Date: Thu, 02 Jul 2020 07:21:31 GMT
Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.2.31
X-Content-Type-Options: nosniff
X-Powered-By: PHP/7.2.31
Set-Cookie: 491279abbe18cba71970354c6e008ad1=m0j39s6bfejpbpd7h8m9g6ude0; path=/; HttpOnly
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
Expires: Wed, 17 Aug 2005 00:00:00 GMT
Last-Modified: Thu, 02 Jul 2020 07:21:31 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Transfer-Encoding: chunked
Content-Type: text/html; charset=utf-8
www.cogentco.com - DNS 記錄分析
DNS 域名系統（Domain Name System，縮寫）是Internet 的一項基礎服務。它作為將域名和 IP 位址相互映射的一個分佈式數據庫，能夠使人更方便的訪問互聯網。 cogentco.com 當前共有 10 項 DNS 記錄。
| 主機 | 類型 | IP/目標 | TTL | 擴充資訊 |
|---|---|---|---|---|
| cogentco.com | A | 3879 | ||
| cogentco.com | AAAA | 2001:550:1::cc01 | 600 | |
| cogentco.com | MX | 600 | pri: 5 | |
| cogentco.com | MX | 600 | pri: 10 | |
| cogentco.com | MX | 600 | pri: 20 | |
| cogentco.com | NS | 43200 | ||
| cogentco.com | NS | 43200 | ||
| cogentco.com | NS | 43200 | ||
| cogentco.com | NS | 43200 | ||
| cogentco.com | SOA | 43200 | expire: 604800 serial: 2016081600 |